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Table 4 Clinical characteristics of the 98 CCSVI negative patients.

From: Chronic cerebrospinal venous insufficiency in multiple sclerosis: clinical correlates from a multicentre study

  Crit1+ Crit2+ Crit3+ Crit4+ Crit5+ anyCrit+
n 20 19 23 6 2 70
EDSS 3,1/3,4 3,5/2,8 3,4/3,5 3,2/4,7 3,3/4,8 3,1/3,5
MSSS 4,0/4,3 4,0/4,1 4,0/4,1 4,0/4,6 4,0/6,4 3,4/4,3
age at onset 28/32 29/31 30/26 29/31 29/26 29/29
  1. n: number of subjects with single positive criteria;
  2. EDSS, MSSS and age at onset: mean values of CCSVI negative patients with single negative/positive Zamboni Criteria. No comparison reaches statistical significance.